<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="节点名称" prop="articleTitle">
        <el-input
          v-model="queryParams.articleTitle"
          placeholder="请输入节点名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="是否显示" prop="isDisplay">
        <el-select v-model="queryParams.isDisplay" placeholder="请选择">
          <el-option label="是" :value="1">是</el-option>
          <el-option label="否" :value="0">否</el-option>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:article:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:article:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:article:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="articleList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="节点名称" align="center" prop="articleTitle" />
      <el-table-column label="节点图片" align="center" prop="articleLogo" >
        <template slot-scope="scope">
          <el-image
            style="width: 80px; height: 80px"
            fit="contain"
            :preview-src-list="[scope.row.articleLogo]"
            :src="scope.row.articleLogo"></el-image>
        </template>
      </el-table-column>
      <el-table-column label="节点描述" align="center"  prop="articleDescribe"/>
      <el-table-column label="是否显示" align="center" prop="isDisplay" >
        <template slot-scope="scope">
          <el-tag v-if="scope.row.isDisplay===1" type="success">是</el-tag>
          <el-tag v-else type="danger">否</el-tag>
        </template>
      </el-table-column>
      <el-table-column label="排序" align="center" prop="sort" />
      <el-table-column label="浏览次数" align="center" prop="viewCount" />

      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:article:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:article:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改文章管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" :fullscreen="true" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">

        <el-form-item label="节点名称" prop="articleTitle">
          <el-input v-model="form.articleTitle" placeholder="请输入节点名称" />
        </el-form-item>
        <el-form-item label="节点描述" prop="articleDescribe">
          <el-input v-model="form.articleDescribe" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="节点图片" prop="articleLogo">
          <image-upload
            v-model="form.articleLogo"
            action="/minio/upload"
            :limit="1"
            :fileSize="1"/>
        </el-form-item>
        <el-form-item label="是否显示" prop="isDisplay">
          <el-radio-group v-model="form.isDisplay">
            <el-radio :label="1">是</el-radio>
            <el-radio :label="0">否</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-input type="number" v-model="form.sort" placeholder="请输入排序" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {getOneArticle, saveArticle} from "@/api/system/frontAdmin"
import {listData} from "@/api/system/dict/data"
import { listArticle, getArticle, delArticle, addArticle, updateArticle } from "@/api/system/article"

export default {
  name: "Article",
  data() {
    return {
      module:'成长历程',
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 文章管理表格数据
      articleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        frontMenuId: null,
        articleTitle: null,
        articleDescribe: null,
        articleLogo: null,
        isDisplay: null,
        sort: null,
        articleContent: this.module,
        viewCount: null,
        articleVideo: null,
        extendField: null
      },
      menuDict: {
        dictCode: '',
        dictLabel: '',
        dictValue: '',
        dictType: '',
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        frontMenuId: [
          { required: true, message: "所属前端栏目id不能为空", trigger: "blur" }
        ],
        articleTitle: [
          { required: true, message: "节点名称不能为空", trigger: "blur" }
        ],
        isDisplay: [
          { required: true, message: "是否显示，1-是，0-否不能为空", trigger: "blur" }
        ],
        articleLogo: [
          { required: true, message: "请上传节点图片", trigger: "blur" }
        ],
        articleDescribe: [
          { required: true, message: "节点描述不能为空", trigger: "blur" }
        ],
        sort: [
          { required: true, message: "排序不能为空", trigger: "blur" }
        ],
      }
    }
  },
  created() {
    this.getList()
  },
  methods: {
    uploadSuccess(images) {
      this.form.articleLogo = images
    },
    /** 查询文章管理列表 */
    getList() {
      this.loading = true
      let that = this
      listData({'dictType': 'article_menu_association', 'dictLabel': this.module}).then(response => {
        const rows = response.rows
        that.menuDict = rows ? rows[0] : {}
        const params={
          ...this.queryParams,
          frontMenuId:that.menuDict.dictValue
        }
        listArticle(params).then(response => {
          this.articleList = response.rows
          this.total = response.total
          this.loading = false
      })
      })

    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        frontMenuId: this.menuDict.dictValue,
        articleTitle: null,
        articleDescribe: null,
        articleLogo: null,
        isDisplay: 1,
        sort: null,
        articleContent: this.module,
        createTime: null,
        updateTime: null,
        viewCount: null,
        articleVideo: null,
        extendField: null
      }
      this.resetForm("form")
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm")
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset()
      this.open = true
      this.title = "添加节点"
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset()
      const id = row.id || this.ids
      getArticle(id).then(response => {
        this.form = response.data
        this.open = true
        this.title = "修改节点"
      })
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateArticle(this.form).then(response => {
              this.$modal.msgSuccess("修改成功")
              this.open = false
              this.getList()
            })
          } else {
            addArticle(this.form).then(response => {
              this.$modal.msgSuccess("新增成功")
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids
      this.$modal.confirm('是否确认删除编号为"' + ids + '"的数据项？').then(function() {
        return delArticle(ids)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess("删除成功")
      }).catch(() => {})
    },
  }
}
</script>
